Umbrella holster



FIG. 1 is a front elevational view of an umbrella holster embodying my design;

FIG. 2 is a bottom plan view thereof;

FIG. 3 is a right side elevational view of the umbrella holster as seen in FIG. 1;

FIG. 4 is a left side elevational view thereof;

FIG. 5 is a rear elevational view of the umbrella holster as seen in FIG. 1; and,

FIG. 6 is a front top perspective view of the umbrella holster as shown. 

The ornamental design for an umbrella holster, as shown and described. 